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The American goldfinch is the state bird of New Jersey. This list of birds of New Jersey includes species credibly documented in the U.S. state of New Jersey and accepted by the New Jersey Bird Records Committee (NJBRC). As of March 2024 the list contained 490 species and a species pair.
This bird is a permanent resident in much of its range. Northern birds migrate in flocks to the Southeastern United States. The distribution of the common grackle is largely explained by annual mean temperature, and the species has expanded its range by greater than three-fold since the last glacial maximum, approximately 22,000 years ago.
The yellow-headed blackbird (Xanthocephalus xanthocephalus) is a medium-sized blackbird with a yellow head. It is the only member of the genus Xanthocephalus . Their scientific name derives from the Greek word for yellow, xanthous , and the word for head, cephalus .
The icterids are a group of small to medium-sized, often colorful passerine birds restricted to the New World and include the grackles, New World blackbirds, and New World orioles. Most species have black as a predominant plumage color, often enlivened by yellow, orange, or red. Yellow-headed blackbird, Xanthocephalus xanthocephalus (R)
Birds indicate their level of aggression through a range of displays. The head-up display, where the neck and legs are slightly extended, shows mild aggression and is often performed by the victor of an encounter. The carpals-raised display has the neck retracted and the carpals raised; displayers are likely to attack their opponent.
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Icterids (/ ˈ ɪ k t ər ɪ d /) or New World blackbirds make up a family, the Icteridae (/ ɪ k ˈ t ɛr ɪ d i /), of small to medium-sized, often colorful, New World passerine birds. The family contains 108 species and is divided into 30 genera. Most species have black as a predominant plumage color, often enlivened by yellow, orange, or red.
New Jersey was ranked 13th among states where the most fossils have been found. Here are some fun facts about our state's dinosaur history.